Sig Sauer Tango-MSR LPVO 1-10x 28mm Rifle Scope - Illuminated MSR BDC10 - Industry-leading light transmission and optical clarity for any situation. High Performance 10x optical system with low dispersion glass Integrated thread in throw leaver for quick magnification changes Illuminated MSR BDC-10 reticle with 11x brightness levels Lay flat flip-back lens covers included Dependable waterproof, shockproof, and fog-proof performance Includes ALPHA-MSR 1 piece aluminum cantilever mount